Display screen or portion thereof with icon



FIG. 1 is a front view of a display screen or portion thereof with iconof our new design; and,

FIG. 2 is a second embodiment thereof.

The broken lines showing a display screen or portion thereof illustrateportions of the article and do not form part of the claimed design.

CLAIM The ornamental design for a display screen or portion thereof withicon, as shown and described.